Lectern



FIG. 1 is a front isometric view of a lectern;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawing view are included for purposes of illustrating environment and form no part of the claimed design. The lectern is shown with symbolic breaks in length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a lectern, as shown and described. 